fix hidpi issues

.gitignore

@@ -1,3 +1,4 @@
+.strm
 vendor/
 result
 snapshots/

.signore

@@ -0,0 +1,5 @@
+vendor/
+result
+snapshots/
+snapshot.png
+

main.go

@@ -14,12 +14,18 @@ import (
 
 	gui "github.com/gen2brain/raylib-go/raygui"
 	rl "github.com/gen2brain/raylib-go/raylib"
-	"github.com/ojrac/opensimplex-go"
+	// "github.com/ojrac/opensimplex-go"
 )
 
 func Bootstrap() *Env {
 
-	rl.InitWindow(800, 600, "bootstrap")
+	// HiDPI: report logical sizes to layout code while drawing into the full
+	// framebuffer. Required for correct scaling on Wayland/XWayland mixed-DPI
+	// setups. Leaving the window non-resizable so tiling WMs (Hyprland) treat
+	// it as a floating window via fixed min/max size hints.
+	rl.SetConfigFlags(rl.FlagWindowHighdpi)
+
+	rl.InitWindow(800, 600, "sumi sierpinski arrow")
 
 	monitor := rl.GetCurrentMonitor()
 	fmt.Printf("Using monitor %d\n", monitor)
@@ -59,7 +65,11 @@ func Bootstrap() *Env {
 	controlsWidth := int(float64(windowWidth) * controlsRelWidth)
 	viewportWidth := windowWidth - controlsWidth
 
+	// Reopen at the real size so the window's fixed-size hints land on
+	// Hyprland the first time — avoids a tiling layout being applied and
+	// the resize flicker from SetWindowSize.
 	rl.CloseWindow()
+	rl.SetConfigFlags(rl.FlagWindowHighdpi)
 
 	log.Printf("Storing snapshots at '%s'\n", snapshotsPath)
 
@@ -79,7 +89,6 @@ func Bootstrap() *Env {
 		Offscreen: sg.Rect{X: 0, Y: 0, Width: float32(graphicsWidth), Height: float32(graphicsHeight)},
 	}
 
-	//rl.SetConfigFlags(rl.FlagMsaa4xHint)
 	rl.InitWindow(int32(layout.Window.Width), int32(layout.Window.Height), "sumi sierpinski arrow")
 	rl.SetTargetFPS(30)
 
@@ -106,9 +115,9 @@ func main() {
 	colorCycle := sg.NewFixedColorCycle(sg.FlourescentColors).Shuffle(0)
 
 	rng := rand.New(rand.NewSource(env.Time.Unix()))
-	imageField := NewImageField("/home/d/Dropbox/art/data/david.png")
-	noiseField := &SimplexNoiseField{Noise: opensimplex.NewNormalized32(env.Time.Unix())}
-	//imageField := NewImageField("/home/d/Dropbox/art/data/ramstatue.png")
+	// imageField := NewImageField("/home/d/Dropbox/art/data/david.png")
+	// noiseField := &SimplexNoiseField{Noise: opensimplex.NewNormalized32(env.Time.Unix())}
+	imageField := NewImageField("/home/d/Dropbox/art/data/ramstatue.png")
 	//imageField := NewImageField("/home/d/Dropbox/art/data/bassrockastro/Photo Dec 24 2025, 5 58 23 PM.jpg")
 	//imageField := NewImageField("/home/d/Dropbox/art/data/bassrockastro/andromeda.jpg")
 	//imageField := NewImageField("/home/d/Dropbox/art/data/moses_statue.jpg")
@@ -121,8 +130,8 @@ func main() {
 			field:
 				&AdderField{
 					fields: []Field{
-						&ScaleField{scale: 3, field: imageField},
-						&ScaleField{scale: 500, field: noiseField},
+						&ScaleField{scale: 4, field: imageField},
+						//&ScaleField{scale: 100, field: noiseField},
 					},
 				},
 		}
@@ -136,14 +145,14 @@ func main() {
 
 	sketch.AddColorLayer("background-blue", rl.Blue)
 	sketch.AddColorLayer("background-black", rl.Black)
-	sketch.AddLayer("blinds", NewBlindsLayer(field))
+	//sketch.AddLayer("blinds", NewBlindsLayer(field))
 	//sketch.AddLayer("moses", imageLayer)
 	sketch.AddLayer("field", &FieldLayer{field: field, loColor: rl.NewColor(0, 0, 0, 0), hiColor: fieldColor, dirty: true})
 
 	actorColor := color.RGBA { R: 10, G: 58, B: 59, A: 25 }
 	fmt.Printf("actor color = %v\n", actorColor)
 
-	contourLayer := NewContourLayer(rng, field, actorColor, -math.Pi/3.0, 5.0 * math.Pi)
+	contourLayer := NewContourLayer(rng, field, actorColor, -math.Pi/3.0, 12.0 * math.Pi)
 	sketch.AddLayer("contours", contourLayer)
 	//sketch.AddLayer("sierpinski-arrowhead", sierpinskiLayer)
 	//	aurora := NewImageLayer("/home/d/Dropbox/photos/Events/2025/Aurora/Photo Nov 11 2025, 9 52 03 PM.jpg")